JIRA Service Desk attach to existing project or start new project?

We have been using JIRA to track IT project work for awhile and a different product for IT service desk issues. We are a small IT team so the same team does project work (longer term work) and handles service desk issues. Should we add Service Desk to our existing IT project or start a new project just for the service desk issues? Pros/Cons?

If you spend enough time as a Jira admin - whether you are managing a single, mid-sized instance, a large enterprise one or juggling multiple instances at once - you will eventually find yourself in ...